/*
 * Copyright [2021-present] [ahoo wang <ahoowang@qq.com> (https://github.com/Ahoo-Wang)].
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *      http://www.apache.org/licenses/LICENSE-2.0
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package me.ahoo.cosec.context

import me.ahoo.cosec.api.context.SecurityContext
import me.ahoo.cosec.token.TokenExpiredException
import org.slf4j.LoggerFactory

/**
 * Security Context Parser .
 *
 * @author ahoo wang
 */
private val LOG = LoggerFactory.getLogger(SecurityContextParser::class.java)

fun interface SecurityContextParser<R> {
    @Throws(TokenExpiredException::class)
    fun parse(request: R): SecurityContext

    fun ensureParse(request: R): SecurityContext {
        return try {
            parse(request)
        } catch (ignored: Throwable) {
            if (LOG.isDebugEnabled) {
                LOG.debug(ignored.message, ignored)
            }
            SimpleSecurityContext.anonymous()
        }
    }
}
